[Giant pathologic section in the study of optimal length of surgical resection for esophageal carcinoma].

Objective: To study the optimal surgical resection length for esophageal carcinoma.

Methods: Specimens of seventy patients with esophageal squamous cell carcinoma resected and collected in our hospital were made into pathologic giant sections. Direct intramural infiltration, multicentric carcinogenic lesion and leaping metastasis were observed in the large slice by microscope.